2X+2.5(x+0.04)=11.1
1个回答
2X+2.5(x+0.04)=11.1
2x+2.5x+2.5×0.04=11.1
4.5x=11.1-2.5×0.04
4.5x=11.1-0.1
4.5x=11
x=11÷4.5=22/9
相关问题
5^72x0.04^35+(﹣3/11)^2010x(11/3)^2011
解方程组1.x^2+9≤6x 2.(7-x)(5+3x)≥03.12x^2-11x+2大于04.x^2-x+2小于05.
1:5X²+11X+5=0 2:3X(X+2)=2(X+4)
2.5X(3.8X0.04)简便方法
0.2\0.1x-0.04\0.24x+0.18=1
解方程.(1)4{32[23(x4−1)−2]−x}=5;(2)[0.4t+0.1/0.5−0.01−0.2t0.04=
解不等式.(1)2X²<5X-2 (2)11X-5-2X²≥0
(0.01+0.04x/0.03)-(1-0.3x/0.2)=1
已知(1+x)^6*(1-2x)^5=a0+a1x+a2x^2+…+a11x^11
解方程.(1)x+37.5=65.07 (2)1.7×x=0.051(3)x÷0.34=0.2 (4)1.04÷x=